Hash :
922623e1
        
        Author :
  
        
        Date :
2018-10-01T21:29:11
        
      
SDL_blit_N.c (BlitNtoNKeyCopyAlpha):  fix -Wshadow warnings by adding _
  suffix to the temp Pixel local in the DUFFS_LOOP.
SDL_blit.h (ASSEMBLE_RGB):  add _ prefix to temp Pixel locals to avoid
  any possible shadowings.
The warnings were like the following:
In file included from src/video/SDL_blit_N.c:26:0:
src/video/SDL_blit_N.c: In function 'BlitNtoNKeyCopyAlpha':
src/video/SDL_blit_N.c:2421:24: warning: declaration of 'Pixel' shadows a previous local [-Wshadow]
                 Uint32 Pixel = ((*src32 & rgbmask) == ckey) ? *dst32 : *src32;
                        ^
src/video/SDL_blit.h:475:21: note: in definition of macro 'DUFFS_LOOP8'
     case 0: do {    pixel_copy_increment; /* fallthrough */             \
                     ^
src/video/SDL_blit_N.c:2419:13: note: in expansion of macro 'DUFFS_LOOP'
             DUFFS_LOOP(
             ^
src/video/SDL_blit_N.c:2399:12: warning: shadowed declaration is here [-Wshadow]
     Uint32 Pixel;
            ^